Azimuth Mirror shadow pin

Azimuth mirror shadow pin.

Object Details

ID: ACO0621.3
Type: Azimuth Mirror shadow pin
Display location: Not on display
Creator: White, James; Thomson, William
Date made: circa 1890
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Diameter: 2 mm;Overall: 133 mm
Parts: Azimuth Mirror